Bad video card drivers!      
      -----------------------      

Minecraft was unable to start because it failed to find an accelerated OpenGL mode.
This can usually be fixed by updating the video card drivers.



--- BEGIN ERROR REPORT 7fe0271 --------
Generated 13-1-25 下午3:27

-- System Details --
Details:
        Minecraft Version: 1.4.6
        Operating System: Windows XP (x86) version 5.1
        Java Version: 1.6.0_37, Sun Microsystems Inc.
        Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
        Memory: 39372600 bytes (37 MB) / 65470464 bytes (62 MB) up to 1070399488 bytes (1020 MB)
        JVM Flags: 2 total; -Xincgc -Xmx1024M
        AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
        Suspicious classes: No suspicious classes found.
        IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
        LWJGL: 2.4.2
        OpenGL: ~~ERROR~~ NullPointerException: null
        Is Modded: Probably not. Jar signature remains and client brand is untouched.
        Type: Client (map_client.txt)
        Texture Pack: Default
        Profiler Position: N/A (disabled)
        Vec3 Pool Size: ~~ERROR~~ NullPointerException: null[failed to get system properties (java.lang.NullPointerException)]


org.lwjgl.LWJGLException: Pixel format not accelerated
        at org.lwjgl.opengl.WindowsPeerInfo.nChoosePixelFormat(Native Method)
        at org.lwjgl.opengl.WindowsPeerInfo.choosePixelFormat(WindowsPeerInfo.java:52)
        at org.lwjgl.opengl.WindowsDisplay.createWindow(WindowsDisplay.java:185)
        at org.lwjgl.opengl.Display.createWindow(Display.java:311)
        at org.lwjgl.opengl.Display.create(Display.java:856)
        at org.lwjgl.opengl.Display.create(Display.java:784)
        at org.lwjgl.opengl.Display.create(Display.java:765)
        at net.minecraft.client.Minecraft.a(SourceFile:232)
        at asq.a(SourceFile:56)
        at net.minecraft.client.Minecraft.run(SourceFile:515)
        at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 16bee162 ----------

显卡驱动问题 请更新显卡驱动
如果更新过了还不行
右键——属性——设置——高级——疑难解答 把硬件加速的条拖到第2格或第3格

我重装系统过了···········不记得调这个坑爹的玩意儿了·····谢谢